Front bumper



FIG. 1 is a front perspective view of a front bumper showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a right side elevational view; and

FIG. 7 is a perspective view thereof, it being understood that the broken lines are for illustrative purposes only. 

The ornamental design for a front bumper, as shown and described. 